Products
Foaming agent isopentane, 99% purity, CAS 78-78-4
Introduction
Isopentane, also known as 2-methylbutane, is an organic compound with the chemical formula C5H12. It is a colorless transparent liquid with a pleasant aromatic odor, insoluble in water, slightly soluble in ethanol, and soluble in most organic solvents such as hydrocarbons and ether. It is mainly used in organic synthesis and also as a solvent and foaming agent for polystyrene.
Physical and chemical properties
Density: 0.62g/cm3
Melting point: -159.9 ℃
Boiling point: 27.8 ℃
Flash point: -51 ℃
Refractive index: 1.354 (20 ℃)
Saturated vapor pressure: 79.31kPa (21.1 ℃)
Critical temperature: 187.8 ℃
Critical pressure: 3.33MPa
Ignition temperature: 420 ℃
Upper explosion limit (V/V): 7.6%
Lower explosive limit (V/V): 1.4%
Appearance: Colorless transparent liquid
Solubility: insoluble in water, slightly soluble in ethanol, soluble in most organic solvents such as hydrocarbons and ether.
Safety terms
S9：Keep container in a well-ventilated place.
S16：Keep away from sources of ignition - No smoking.
S29：Do not empty into drains.
S33：Take precautionary measures against static discharges.
S61：Avoid release to the environment. Refer to special instructions / safety data sheets.
S62：If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label.
Main applications
Isopentane can be used as the refrigerant of catalyst in the production of low-density polyethylene, the refrigerant of liquefied natural gas, the foaming agent of expandable polystyrene, the foaming agent of polyurethane foam system, as well as the raw material for solvent and catalytic dehydrogenation to isoprene and chlorination and hydrolysis to pentanol. This product has a high octane value and can be used as a gasoline component.
Packaging and storage
Packaging method: closed steel drum, 125kg/drum
Storage method: Keep the storage container sealed, place it in a tight container, and store it in a cool, dry place. Avoid direct sunlight. It can be stored in containers made of iron, mild steel, copper, or aluminum. Store separately from oxidants and acids
